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1.1 misho 1: --TEST-- 2: Test array_multisort() function : usage variation 3: --FILE-- 4: <?php 1.1.1.2 ! misho 5: /* Prototype : bool array_multisort(array ar1 [, SORT_ASC|SORT_DESC [, SORT_REGULAR|SORT_NUMERIC|SORT_STRING|SORT_NATURAL|SORT_FLAG_CASE]] [, array ar2 [, SORT_ASC|SORT_DESC [, SORT_REGULAR|SORT_NUMERIC|SORT_STRING|SORT_NATURAL|SORT_FLAG_CASE]], ...]) 1.1 misho 6: * Description: Sort multiple arrays at once similar to how ORDER BY clause works in SQL 7: * Source code: ext/standard/array.c 8: * Alias to functions: 9: */ 10: 11: echo "*** Testing array_multisort() : usage variation ***\n"; 12: 13: // Define error handler 14: function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) { 15: if (error_reporting() != 0) { 16: // report non-silenced errors 17: echo "Error: $err_no - $err_msg, $filename($linenum)\n"; 18: } 19: } 20: set_error_handler('test_error_handler'); 21: 22: // Initialise function arguments not being substituted (if any) 23: $ar1 = array(1, 2); 24: $ar2 = array(1, 2); 25: 26: //get an unset variable 27: $unset_var = 10; 28: unset ($unset_var); 29: 30: // define some classes 31: class classWithToString 32: { 33: public function __toString() { 34: return "Class A object"; 35: } 36: } 37: 38: class classWithoutToString 39: { 40: } 41: 42: // heredoc string 43: $heredoc = <<<EOT 44: hello world 45: EOT; 46: 47: // add arrays 48: $index_array = array (1, 2, 3); 49: $assoc_array = array ('one' => 1, 'two' => 2); 50: 51: //array of values to iterate over 52: $inputs = array( 53: 54: // int data 55: 'int 0' => 0, 56: 'int 1' => 1, 57: 'int 12345' => 12345, 58: 'int -12345' => -2345, 59: 60: // float data 61: 'float 10.5' => 10.5, 62: 'float -10.5' => -10.5, 63: 'float 12.3456789000e10' => 12.3456789000e10, 64: 'float -12.3456789000e10' => -12.3456789000e10, 65: 'float .5' => .5, 66: 67: // array data 68: 'empty array' => array(), 69: 'int indexed array' => $index_array, 70: 'associative array' => $assoc_array, 71: 'nested arrays' => array('foo', $index_array, $assoc_array), 72: 73: // null data 74: 'uppercase NULL' => NULL, 75: 'lowercase null' => null, 76: 77: // boolean data 78: 'lowercase true' => true, 79: 'lowercase false' =>false, 80: 'uppercase TRUE' =>TRUE, 81: 'uppercase FALSE' =>FALSE, 82: 83: // empty data 84: 'empty string DQ' => "", 85: 'empty string SQ' => '', 86: 87: // string data 88: 'string DQ' => "string", 89: 'string SQ' => 'string', 90: 'mixed case string' => "sTrInG", 91: 'heredoc' => $heredoc, 92: 93: // object data 94: 'instance of classWithToString' => new classWithToString(), 95: 'instance of classWithoutToString' => new classWithoutToString(), 96: 97: // undefined data 98: 'undefined var' => @$undefined_var, 99: 100: // unset data 101: 'unset var' => @$unset_var, 102: ); 103: 1.1.1.2 ! misho 104: // loop through each element of the array for SORT_REGULAR|SORT_NUMERIC|SORT_STRING|SORT_NATURAL|SORT_FLAG_CASE]] 1.1 misho 105: 106: foreach($inputs as $key =>$value) { 107: echo "\n--$key--\n"; 108: var_dump( array_multisort($ar1, $value) ); 109: }; 110: 111: ?> 112: ===DONE=== 113: --EXPECTF-- 114: *** Testing array_multisort() : usage variation *** 115: 116: --int 0-- 117: bool(true) 118: 119: --int 1-- 120: bool(true) 121: 122: --int 12345-- 123: Error: 2 - array_multisort(): Argument #2 is an unknown sort flag, %sarray_multisort_variation2.php(%d) 124: bool(false) 125: 126: --int -12345-- 127: Error: 2 - array_multisort(): Argument #2 is an unknown sort flag, %sarray_multisort_variation2.php(%d) 128: bool(false) 129: 130: --float 10.5-- 131: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 132: bool(false) 133: 134: --float -10.5-- 135: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 136: bool(false) 137: 138: --float 12.3456789000e10-- 139: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 140: bool(false) 141: 142: --float -12.3456789000e10-- 143: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 144: bool(false) 145: 146: --float .5-- 147: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 148: bool(false) 149: 150: --empty array-- 151: Error: 2 - array_multisort(): Array sizes are inconsistent, %sarray_multisort_variation2.php(%d) 152: bool(false) 153: 154: --int indexed array-- 155: Error: 2 - array_multisort(): Array sizes are inconsistent, %sarray_multisort_variation2.php(%d) 156: bool(false) 157: 158: --associative array-- 159: bool(true) 160: 161: --nested arrays-- 162: Error: 2 - array_multisort(): Array sizes are inconsistent, %sarray_multisort_variation2.php(%d) 163: bool(false) 164: 165: --uppercase NULL-- 166: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 167: bool(false) 168: 169: --lowercase null-- 170: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 171: bool(false) 172: 173: --lowercase true-- 174: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 175: bool(false) 176: 177: --lowercase false-- 178: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 179: bool(false) 180: 181: --uppercase TRUE-- 182: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 183: bool(false) 184: 185: --uppercase FALSE-- 186: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 187: bool(false) 188: 189: --empty string DQ-- 190: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 191: bool(false) 192: 193: --empty string SQ-- 194: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 195: bool(false) 196: 197: --string DQ-- 198: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 199: bool(false) 200: 201: --string SQ-- 202: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 203: bool(false) 204: 205: --mixed case string-- 206: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 207: bool(false) 208: 209: --heredoc-- 210: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 211: bool(false) 212: 213: --instance of classWithToString-- 214: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 215: bool(false) 216: 217: --instance of classWithoutToString-- 218: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 219: bool(false) 220: 221: --undefined var-- 222: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 223: bool(false) 224: 225: --unset var-- 226: Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 227: bool(false) 228: ===DONE===